diff --git a/prologue.cabal b/prologue.cabal
--- a/prologue.cabal
+++ b/prologue.cabal
@@ -2,10 +2,10 @@
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: d83e32dcf68917d6c12bc1b9faaf192c40bc9c0b5e315765488aa8ffa5639421
+-- hash: c14e8d1572f59dfd8bb5ce1553872376e7511245b19a81b704cceb5e7dce1a4d
 
 name:           prologue
-version:        3.1.1
+version:        3.1.2
 synopsis:       Better, more general Prelude exporting common utilities.
 description:    Replacement for the Haskell's Prelude, exposing more commonly used functions and patching old GHC ones to behave in the newest GHC's way.
 category:       control
diff --git a/src/Prologue.hs b/src/Prologue.hs
--- a/src/Prologue.hs
+++ b/src/Prologue.hs
@@ -160,3 +160,4 @@
 -- === Concurrency === --
 
 import Control.Concurrent               as X (ThreadId, myThreadId, forkIO, forkFinally, killThread)
+